cmd/anubis: clear the cookie more robustly

Signed-off-by: Xe Iaso <me@xeiaso.net>

1 files changed, 7 insertions, 0 deletions

diff --git a/cmd/anubis/main.go b/cmd/anubis/main.go
index b9b907f..cd1a1a6 100644
--- a/cmd/anubis/main.go
+++ b/cmd/anubis/main.go
@@ -202,6 +202,12 @@ func (s *Server) maybeReverseProxy(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if ckie.Expires.IsZero() {
+		slog.Debug("cookie has no expiration time", "path", r.URL.Path)
+		s.renderIndex(w, r)
+		return
+	}
+
 	slog.Debug("cookie expiration time", "expires", ckie.Expires)
 	if !ckie.Expires.IsZero() && ckie.Expires.Before(time.Now()) {
 		slog.Debug("cookie expired", "path", r.URL.Path)
@@ -395,6 +401,7 @@ func clearCookie(w http.ResponseWriter) {
 		Name:    cookieName,
 		Value:   "",
 		Expires: time.Now().Add(-1 * time.Hour),
+		MaxAge:  -1,
 	})
 }